SDR HALA2018082600401

Service difficulty report · Fms · Boeing 717200

Difficulty date: August 25, 2018
Submitted: August 27, 2018
Operation: Air carrier
Aircraft: N494HA
Make and model: Boeing 717200
Aircraft serial: 55182
Aircraft time: 26,532 hours, 19,445 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Fms
Condition: Malfunctioned
Location: Cockpit
Stage of operation: CL
How discovered: O
Nature of condition: O
Precautionary procedure: A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AIR TURN BACK, AFTER DEPARTURE, FMS 1 FAIL OCCURRED AND RESET. FMS 2 FAIL THEN HAPPENED AND RESET. FINALLY, FMS DUAL FAIL AND RESET SHORTLY AFTERWARD. PERFORMED FIM TASK 34-63 TASK 830 - FMS NR 1 AND NR 2 (VIA NR 1 AND NR 2 RESPECTIVELY) PASS TESTS - REMOVED VIA NR 1 AND VIA NR 2, INSPECTED CONNECTION, AND REINSTALLED VIA NR 1 AND NR 2 - NO ANOMALIES NOTED - PERFORMED RTS PER MM 31-43-00 - ALL TESTS PASS - OK FOR SERVICE.

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